.container{
  display: flex;
  flex-direction: column;
  width: 100%;
  height: 100vh;
  background-color: #BCCEE6;
}

.container-wrapper{
  flex: auto;
  padding: 12px 0;
}
.content{
  margin: 0 12px;
  display: flex;
  height: 100%;
  .left{
    width: 280px;
    background-color: #f1f1f1;
    padding: 0 12px;
  }
  .main{
    flex: 1;
    background-color: #CDDEF4;
    position: relative;
    overflow: hidden;
    .canvs{
      position: absolute;
      width: 440px;
      height: 650px;
      top:50%;
      left: 50%;
      transform: translateX(-50%) translateY(-50%);
      background-color: white;
      overflow: auto;
      box-shadow: 0 10px 10px 0 rgba(0,0,0,.1);;
    }
  }
  .right{
    width: 280px;
    background-color: #f1f1f1;
    padding: 0 12px;
  }
}